[Bug c++/99472] [modules] std=c++2b flag appears incompatible with C++20 module code

2021-03-09 Thread nathan at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99472

Nathan Sidwell  changed:

   What|Removed |Added

 Resolution|--- |FIXED
 Status|ASSIGNED|RESOLVED

--- Comment #4 from Nathan Sidwell  ---
 4b3d86a7768 2021-03-09 | c++: Clarify note about -fmodules-ts [PR 99472]

it is intentional

[Bug c++/99472] [modules] std=c++2b flag appears incompatible with C++20 module code

2021-03-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99472

--- Comment #3 from CVS Commits  ---
The master branch has been updated by Nathan Sidwell :

https://gcc.gnu.org/g:4b3d86a7768a7562798f17f074f540fbc288ec3b

commit r11-7575-g4b3d86a7768a7562798f17f074f540fbc288ec3b
Author: Nathan Sidwell 
Date:   Tue Mar 9 05:08:09 2021 -0800

c++: Clarify note about -fmodules-ts [PR 99472]

This clarifies that c++2[03] intentionally does not enable
c++20 modules.

PR c++/99472
gcc/cp/
* parser.c (cp_parser_diagnose_invalid_type_name): Clarify
that C++20 does not yet imply modules.

[Bug c++/99472] [modules] std=c++2b flag appears incompatible with C++20 module code

2021-03-08 Thread nathan at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99472

--- Comment #2 from Nathan Sidwell  ---
indeed, also enabling modules test in 2b mode

[Bug c++/99472] [modules] std=c++2b flag appears incompatible with C++20 module code

2021-03-08 Thread mpolacek at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99472

Marek Polacek  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
 Ever confirmed|0   |1
 CC||mpolacek at gcc dot gnu.org
   Last reconfirmed||2021-03-08

--- Comment #1 from Marek Polacek  ---
get_cxx_dialect_name doesn't handle C++23 yet.  Looks like Nathan is on it.